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Explicitly use USB I/O routines in packet code
author
Keith Packard
<keithp@keithp.com>
Thu, 5 Nov 2009 05:42:51 +0000
(21:42 -0800)
committer
Keith Packard
<keithp@keithp.com>
Thu, 5 Nov 2009 05:42:51 +0000
(21:42 -0800)
Using the implicit stdio functions (putchar/getchar/flush) would
result in essentially random redirection of each, depending on whether
the packet code had characters available when getchar was called. This
would cause lockups in putchar.
Signed-off-by: Keith Packard <keithp@keithp.com>
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